#define _CRT_SECURE_NO_WARNINGS	

#include<stdio.h>

int Add(int x, int y)
{
	int z = 0;
	z = x + y;
	return z;
}

int main()
{
	int a = 10;
	int b = 20;

	int c = Add(a,b);

	printf("%d\n",c);
	return 0;
}